Tire tread



FIG. 1 is a perspective view of a tire tread showing a first embodiment of our new tire tread design, the tread pattern being repeated over the outer circumference of the tire tread;

FIG. 2 is an enlarged fragmentary front elevation view of our tire tread as illustrated in FIG. 1;

FIG. 3 is an enlarged fragmentary front elevation view of a second embodiment of our tire tread showing a variation of the tread pattern according to the invention, it being understood that the tread pattern repeats uniformly throughout the circumference of the tire tread, substantially as shown in FIG. 1; and,

FIG. 4 is an enlarged fragmentary front elevation view of a third embodiment of our tire tread showing another variation of the tread pattern according to the invention, it being understood that the tread pattern repeats uniformly throughout the circumference of the tire tread, substantially as shown in FIG. 1.

The broken line showing of a tire sidewall and inner bead is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 